Companies in
Energy Industry

Prontolegna Sagl

Energy Industry · Giubiasco · Since 2013

The core activity of Prontolegna is the production and distribution of firewood (Legna da ardere) and other wood products such as pellets and charcoal. The company also offers services like delivery, sale of firewood and other wood products both in retail and wholesale, as well as gardening services.

QLTECH Gisler

Energy Industry · Biberist · Since 2011

The core activity of QLTech Gisler is the development, consulting and support of heat network and district heating projects, particularly in the regions of Biel and Solothurn. The company offers independent district heating consulting, impulse consulting and support in customer acquisition. It works closely with other companies and organizations to develop and implement heat network and district heating projects.

Quellfrosch GmbH

Energy Industry · St. Gallen · Since 2024

Quinto Energia SA

Energy Industry · Piotta · Since 2014

Here are the core activities of the companies: 1. Drone Agri Tech: Drone services for agriculture 2. Idro-termo-sanitari Alpi Sagl: Installation and maintenance of heating, ventilation and sanitation systems 3. Immobiliare Prò SA: Real estate management and brokerage 4. Juri Elettronica: Electronic and industrial electronic services 5. Juri Guido Trasporti: Transport and logistics services 6. Ke Goga SA: Construction and building services 7. Kellici sagl: Construction and building services 8. Funicolare Ritom SA: Operation of cable cars and mountain railways 9. Futura Innova System Energy Sagl: Sales and maintenance of heating and energy systems 10. Garage CELIO Sagl: Car and vehicle repair 11. FILIPPI LUIGI SA TRASPORTI: Transport and logistics services 12. Fisioterapista Katia Pellegrini: Physiotherapy services 13. Fratelli Pozzi SA: Painting and varnishing services 14. Suisse Frame SA: Manufacturing and installation of windows and doors 15. Taragnoli Bruno, Broker assicurativo e previdenziale: Insurance and pension services 16. Teleferica del Tremorgio: Operation of cable cars and mountain railways 17. TICINO DRIVE: Driving school and driver training 18. Azienda Vitivinicola Fratelli Carlo e Luca Frasa: Wine production and sales 19. Bagni Sartoriali Sagl: Bathroom and sanitary installations 20. Beffa Tiziano SA: Construction and building services 21. Dürmüller & Parteners Impresa di pittura: Painting and varnishing services 22. Errebi Sagl: Accounting and tax consulting services 23. Estetica Alexandra: Cosmetics and beauty services 24. Shop Hcap: Sports equipment and fan merchandise sales 25. Studio d’Architettura GUSCETTI: Architecture and planning services 26. SCI LIFT PRATO LEVENTINA: Cable car and mountain railway operation 27. Secunda Fiduciaria SA: Trust and fiduciary services 28. Settore giovanile Hockey Club Ambrì Piotta: Youth development and training in ice hockey

Rafzerfelder-Solar GmbH

Energy Industry · Hüntwangen · Since 1999

The core activity of solarRafz Genossenschaft is the generation and sale of ecological solar power through the operation of photovoltaic systems, in particular on the Saalsporthalle and the Schalmenacker school building in Rafz.

ReduX Technologies AG

Energy Industry · Sursee · Since 2005

The company's core activity is the development and application of MORF technology, which enables the conversion of biomass and waste into clean, renewable energy. This technology uses thermal and catalytic cracking processes to convert raw materials into gaseous and liquid energy sources, while the separated carbon is bound as a long-term CO2 reservoir. The company offers solutions for decentralized and geographically independent production of gas and fuels from renewable raw materials, thereby supporting the circular economy and reducing CO2 emissions.

Regio Netze Solothurn AG

Energy Industry · Solothurn · Since 2001

Regio Netze Solothurn AG operates energy infrastructure and provides services for electricity, natural gas and renewable gases, district heating, drinking water and building technology. Its services include grid operation, energy consulting, customer services (portal, billing enquiries, smart‑metering), 24/7 fault response, e‑mobility solutions and contracting for private, commercial and municipal customers.

Renercon Energie AG

Energy Industry · Knonau · Since 2019

Renercon Energie AG is a company providing project development, engineering and implementation of renewable energy systems. Its services include contracting and operation of district heating systems (mainly wood-chip based), operation of its own energy plants, photovoltaic electricity production, and project management and customer-acquisition services.

Renercon Genossenschaft für erneuerbare Energie

Energy Industry · Knonau · Since 2002

Renercon Genossenschaft für erneuerbare Energie develops, constructs and operates energy plants using regional renewable resources, with a focus on wood‑based district heating networks and photovoltaic systems. Its services include project development, engineering, contracting, and the sale of energy and investment shares.

Repower Moesano SA

Energy Industry · Grono · Since 2024

Rheno AG

Energy Industry · Dietikon · Since 1998

The core activity of Rheno AG is the development, manufacture, installation and maintenance of water treatment plants, particularly ozone generators and related systems such as disinfection plants, measuring and control devices, and dosing devices. The focus is on the cleaning and treatment of bathing water, drinking water, wastewater and process water.

Riveon AG

Energy Industry · Zug · Since 1997

The Riveon AG company focuses on the development and implementation of solutions for a sustainable and efficient energy supply. The core activities include: * The integration of renewable energies such as solar and wind energy into the existing energy system * The development and management of battery storage systems (BESS) for efficient energy distribution * The provision of data centers and hosting services, including Bitcoin mining and energy trading * The use of waste heat from data centers for the generation of heat for private households and industrial processes * The development of software solutions for optimizing energy generation and distribution, including predictive maintenance and portfolio risk management. Overall, the company aims to create a sustainable and efficient energy supply for the future.

RLM - HANSA Industrieanlagen GmbH

Technical Consulting & Engineering · Weinfelden · Since 2002

The core activity of RLM-Hansa Switzerland is general contracting for various industries, particularly in the construction of hospitals, industrial facilities, HVAC systems (heating, ventilation, air conditioning) and oil drilling field equipment.

Roisatec GmbH

Technical Consulting & Engineering · Dagmersellen · Since 2016

Roisatec GmbH provides energy and environmental consulting services for SMEs and property owners, including energy consumption and cost optimisation, CO2 reduction measures, implementation of energy management, feasibility studies and project evaluation. The website also refers to a patented product marketed under the brand SOLVENT TECHNOLOGY.

Rovi Energie AG

Technical Consulting & Engineering · Rapperswil Sg · Since 2010

The core activity of rovi energie AG is the development and implementation of solutions for energy generation and residual material utilization, particularly in the field of biogas production and processing, as well as gas infrastructure and hydrogen technology. The company supports its partners and customers in the development of concepts, implementation and distribution of technologies and solutions in these areas.

R. Schmid Engineering AG

Energy Industry · Wetzikon Zh · Since 2008

R. Schmid Engineering AG is a company specialising in gas technology. It designs, manufactures and assembles plant-specific gas system components and supplies gas storage solutions, gas cleaning systems, gas flares and safety valves, and provides engineering, production, installation, commissioning, service and spare parts.

SAE Immobilien AG, vormals Spinnereien Aegeri

Energy Industry · Unterägeri

SAE Immobilien AG, vormals Spinnereien Aegeri is a real estate company that owns, manages and leases residential and commercial properties. The company also operates hydropower facilities and holds hospitality and gastronomy properties, including hotels and restaurants.

Saleon AG

Energy Industry · Meiringen · Since 2008

The core activity of Saleon AG is the development, production and distribution of sustainable salt-based energy storage systems for industrial use and the energy transition.

Schindler AG Kühl- und Energietechnik

Energy Industry · Münchenstein · Since 1989

The core activity of Schindler AG Kühl- und Energietechnik is the development, manufacture and installation of refrigeration systems and heat pumps, as well as the provision of services in the field of refrigeration and energy technology, including consulting, service and maintenance.

Schmid Stirling GmbH

Energy Industry · Thörishaus · Since 2023

The core activity of Schmid Stirling GmbH is the development and manufacture of electricity-generating heating systems, particularly block heat and power plants (BHKW) with Stirling technology, which enable an efficient combination of electricity and heat generation.

Seitzinger, alternative Energien und Beratung

Energy Industry · Therwil · Since 1998

Selectra International SA

Energy Industry · Fribourg · Since 2021

Selectra International SA is an engineering company that provides products, engineering services and management solutions for the energy sector. Its activities include project management and turn‑key projects for power systems, high‑level engineering and design for substations, energy consultancy, intelligent metering and smart‑grid solutions, software platforms such as SIRIUS‑SGS, EDEN and ANSER, and applied research and development.

Siemens Energy AG

Energy Industry · Zurich · Since 2019

Siemens Energy Schweiz Holding AG

Energy Industry · Zug · Since 1977

Sirius Energy SA

Energy Industry · Lugano · Since 2024

The core activity of SiriusEnergy SA is the trading of renewable energies.

SmartGreen Tec AG

Energy Industry · Baar · Since 2010

The core activity of smartgreentec lies in the field of environmental technology, particularly in the development and implementation of environmentally friendly energy and energy storage solutions as well as energy efficiency methods.

SMT Energy AG

Energy Industry · Schlieren · Since 2023

The core activity of SMT Energy AG is the development, manufacture and marketing of energy storage systems, particularly home battery systems for use in conjunction with photovoltaic systems. These systems enable households and small businesses to store and utilize their own generated energy, reducing their dependence on external energy sources and increasing the efficiency of energy use.

Snoenergy GmbH

Energy Industry · Schindellegi · Since 2021

The core activity of Snoenergy GmbH is the development, planning, construction and operation of renewable energies, particularly in the field of renewable energy technologies. The company also provides consulting services for companies and develops new technologies in the field of renewable energies.

SOCIETE COOPERATIVE L'EOLIENNE DES ENFANTS

Energy Industry · Fontainemelon · Since 2020

The core activity of the company "L'éolienne des enfants" consists of developing and operating wind farms in the Neuchâtel, Bernese Jura and surrounding regions, particularly in collaboration with a cooperative supported by children.

SoHHytec SA

Solar & Photovoltaics · Lausanne · Since 2020

The core activity of SoHHytec is the development and provision of sustainable technologies for the production of green hydrogen and renewable energy, particularly for use in various industries such as the chemical industry, space sector and micro-grid provision. The company focuses on the development of patented technologies that offer a cost-effective and environmentally friendly solution for the production of green hydrogen and renewable energy.

Solaire Clean Tech Sàrl

Energy Industry · Romanel-Sur-Lausanne · Since 2022

Solaire Clean Tech Sàrl provides cleaning and maintenance services for solar panels and photovoltaic installations. The company performs manual and robotic cleaning, carries out condition checks with detailed reports, and uses demineralized water and ISO 9001–certified processes.

SolydEra SA

Energy Industry · Yverdon-Les-Bains · Since 2000

The core activity of SolydEra is the development and marketing of fuel cell and electrolysis technology, particularly in the field of renewable energy and the energy transition. The company focuses on developing products and solutions that enable the transition to a more sustainable energy supply.

SOMIRAL POWER PROVIDER Sàrl

Energy Industry · Randogne · Since 2013

Sprecher Automation Schweiz AG

Electrical Industry · Aarau · Since 2023

The company operates in the fields of energy, industry, infrastructure, and IT security. It offers services and products in the following specific areas: * Energy: Decentralized and centralized energy generation, heat and cold supply, gas and pipeline systems * Industry: Automation and system solutions for industry * Infrastructure: Solutions for airport, road, municipal technology, and building sectors * IT Security: Security services, corporate security, product security, and security services The company focuses on the development and production of innovative products and solutions that offer the highest security, quality, and availability. It produces exclusively in Austria and has a strong focus on forward-looking corporate development and securing jobs and know-how.

SRM Swiss Renewables Marketplace AG

Energy Industry · Zurich · Since 2013

The core activity of SRM Swiss Renewables Marketplace AG is to increase the competitiveness of renewable energy plants by securing long-term feed-in tariffs through Power Purchase Agreements (PPAs). To achieve this, the company offers services such as bundling and selling plant packages, organizing workshops for plant owners and operators, and identifying and selling renewable energy production plants.

SS&A Power Development AG

Energy Industry · Wettingen · Since 2017

SS&A Power Development AG is the SS&A Power Group’s innovation centre that generates ideas, patents and development projects supporting sustainable power generation. It assesses concepts in multidisciplinary teams, conducts feasibility and business-case analyses, and advances selected projects with investor partners, including a majority stake in G2P Adriatic and involvement in the E2S Power AG spin-off for thermal energy storage systems.

Stavolt AG

Energy Industry · Biberstein · Since 1978

The core activity of Stavolt AG is the development and implementation of technologies for the efficient conversion of waste into energy and resources. Specifically, the company focuses on processing biogenic waste, pyrolysis of plastic waste, and gasification of household waste to produce high-quality oils, coal, and synthetic gas. The goal is to convert waste into energy and raw materials on site, reducing local waste pollution.

St-Gingolph Energia SA

Energy Industry · St-Gingolph · Since 2009

The core activity of St-Gingolph Energia SA is the production of electricity using the municipal water network, particularly through the use of water from sources.

STS Wind GmbH

Energy Industry · Buchs Sg · Since 2015

The core activity of STS Wind GmbH is the development and realization of wind energy projects in Switzerland, particularly project development, site evaluation and the construction of wind energy plants.

Suissen AG

Energy Industry · Pfäffikon Sz · Since 2021

The core activity of Suissen AG is in the energy trading sector, particularly in the trade of natural gas on various markets, exchanges and trading platforms within the European Union. This also includes logistics and physical contract conclusion for natural gas deliveries from Western Europe to Eastern Europe. The company also plans to offer retail services.

Sundust Financing AG

Energy Industry · Rotkreuz · Since 2024

SunFlower Grid SA

Energy Industry · Montreux · Since 2025

SunFlower Grid SA provides digital solutions to manage and bill collective self-consumption groups and to enable local sale of surplus solar energy. Services include metering and real-time monitoring, transparent billing and invoicing, user dashboards, APIs and white‑label options, plus support for meter installation and integration with existing systems for property owners, installers and distribution operators.

Sun Glaze SA

Energy Industry · Brent · Since 2008

The core activity of Sun-Glaze SA is the development, manufacture and distribution of high-performance, lightweight and corrosion-resistant thermal solar collectors that can be used for hot water preparation and heating.

Sustainable Business & Engineering Solutions GmbH

Energy Industry · Untersiggenthal · Since 2020

The core activity of SBES Technologies is the development and manufacture of efficient and clean combustion technologies, particularly burners and gas turbines that can run on various fuels, including hydrogen. The company also provides services in the fields of aerothermics, fluid mechanics and mechanical engineering, and develops products for the energy industry, aerospace and process industries.

SwissEco Power SA

Energy Industry · Baar · Since 2009

SwissEco Power SA connects investors with renewable energy projects and provides strategic intermediation as well as institutional and administrative support. The company works in hydropower, photovoltaic and wind sectors and supports projects from licensing and concessions through to delivery, with activity focused on the Balkan market, notably Serbia and Bosnia and Herzegovina.

swiss e-futurtec ag

Energy Industry · Mastrils · Since 2022

The core activity of swiss e-technic is the research, development, production and distribution of innovative heating technologies, particularly the e-heatcell technology, which offers an efficient and sustainable solution for the renovation of oil heating systems. The company focuses on the development of condensing appliances that can be operated with renewable fuels and offers a comprehensive solution for the energy transition, enabling energy savings, CO₂ reduction and cost savings.

Swiss for Energy SA

Energy Industry · Balerna · Since 2015

The core activity of Swiss 4 Energy is the development, planning, construction and maintenance of projects for the production of energy from renewable sources, particularly through investments in solar, wind and other renewable energies. The company also offers services such as identifying investment opportunities, creating business plans and implementing projects to increase energy efficiency in buildings.

Swiss Furnace GmbH

Energy Industry · Root D4 · Since 2023

The core activity of Swiss Furnace GmbH is the development, manufacture and marketing of innovative solutions for high-temperature Concentrated Solar Thermal (CST) technology, in particular the SF900 system, which converts solar energy into heat and serves as a sustainable alternative for energy-intensive industries.